imx: load calibration parameters from fuse for i.MX8MP

i.MX8MP thermal which has two probes and supports temperature range
from -40 to 125.  The driver still uses default 1p HW
calibration at 25C and loads calibration parameters from fuse.

Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>